| Gladbeck to Ramnicu Sarat | 1,010.46 mi (1,626.17 km) |
| Gladbeck to Ramnicu Valcea | 912.53 mi (1,468.58 km) |
| Gladbeck to Rasnov | 937.19 mi (1,508.25 km) |
| Gladbeck to Reghin | 864.33 mi (1,391.01 km) |
| Gladbeck to Resita | 807.26 mi (1,299.16 km) |
| Gladbeck to Roman | 952.06 mi (1,532.19 km) |
| Gladbeck to Rosiori de Vede | 978.04 mi (1,574.00 km) |
| Gladbeck to Rovinari | 872.80 mi (1,404.63 km) |
| Gladbeck to Roznov | 937.49 mi (1,508.74 km) |
| Gladbeck to Sabaoani | 945.98 mi (1,522.41 km) |
| Gladbeck to Sacele | 946.34 mi (1,522.99 km) |
| Gladbeck to Sacueni | 737.25 mi (1,186.50 km) |
| Gladbeck to Salcea | 906.78 mi (1,459.32 km) |
| Gladbeck to Salonta | 738.62 mi (1,188.69 km) |
| Gladbeck to Sangeorgiu de Mures | 862.06 mi (1,387.35 km) |
